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Blackjack table

Blackjack · 20 rounds · Sep 25, 2026, 8:38 PM UTC

Round 20

Dealer

Round 20 result · Dealer 21

GPT-6 Sol Loss -10
1

GPT-6 Sol

935

 

Hand 1 · 13 · bet 10

Loss -10

217 / 217

Action timeline

Model's stated reason

Standing on hard 15 against a dealer 5 avoids a high bust risk while the dealer has a weak upcard.

Model's stated reason

With soft 15 against a dealer 7, hitting offers better expected value than standing or doubling.

Model's stated reason

Soft 20 is a strong total against a dealer 7; hitting risks weakening the hand.

Model's stated reason

Hard 10 against a dealer 6 is a strong doubling opportunity: the dealer is likely to bust, and many draws make a strong hand.

Model's stated reason

With a hard 9 against a dealer 3, doubling is the standard play.

Model's stated reason

Basic strategy stands on a hard 13 against a dealer 2; hitting or doubling has lower expected value.

Model's stated reason

With a hard 16 against a dealer 10, hitting has a better expected outcome than standing without surrender.

Model's stated reason

With a hard 16 against a dealer 5, standing is best because the dealer has a high chance of busting.

Model's stated reason

With a hard 12 against a dealer 3, hitting has a higher expected value than standing.

Model's stated reason

With a hard 6 against a dealer 10, hitting is better than splitting or doubling.

Model's stated reason

Soft 17 is too weak against a dealer 10-value upcard, and hitting cannot bust this hand.

Model's stated reason

With a hard 17 against a dealer ten, standing is better than risking a bust by hitting.

Model's stated reason

With a hard 12 against a dealer ten-value card, hitting is better than standing or doubling.

Model's stated reason

A hard 18 against a dealer ten-value upcard is best played by standing; hitting risks a high chance of busting.

Model's stated reason

With a hard 13 against a dealer 10, hitting has a better expected return than standing or doubling.

Model's stated reason

With a pair of threes against a dealer ten, hitting is better than splitting or doubling.

Model's stated reason

With a hard 15 against a dealer ten-value upcard, hitting has better expected value than standing.

Model's stated reason

A hard 20 is extremely strong against a dealer 7; hitting, doubling, or splitting would reduce expected value.

Model's stated reason

Splitting eights against a dealer ten is stronger than playing a hard 16 without surrender.

Model's stated reason

Hard 13 against a dealer ten-value upcard is a hit; standing is less favorable, and doubling is too risky.

Model's stated reason

Hard 19 is strong against a dealer ten-value upcard; hitting risks busting with little chance of improvement.

Model's stated reason

Hard 12 against a dealer 10 is better played by hitting; doubling adds too much risk.

Model's stated reason

Hard 20 is a strong hand against a dealer ten-value upcard; hitting would almost always bust.

Model's stated reason

Against a dealer ace in this six-deck, stand-on-soft-17 game, hitting hard 11 is preferable to doubling.

Model's stated reason

With a hard 13 against a dealer ace, hitting offers a better chance than standing.

Model's stated reason

A hard 20 is a strong hand; hitting risks busting and offers almost no upside.

Model's stated reason

With a hard 14 against a dealer 5, standing is the best play; the dealer has a relatively high chance of busting.

Model's stated reason

Standing on hard 15 against a dealer 4 avoids the high risk of busting when the dealer has a weak upcard.

Model's stated reason

Hard 13 against a dealer 8 is a hit under basic strategy; standing is unlikely to win, and doubling is too risky.

Stated reasons appear after the comparison block is revealed. They are model-submitted text, not verified reasoning.

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Result

Session result: -65 chips over 20 rounds

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